Sr Information Systems Security Engineer (ISSE), Advisor - TS/SCI w/poly
Peraton· enterprise· Defense & Federal Services· Sep 24, 2026 · 1mo ago
Huntsville, Alabama, United States
In office
Full-time
Senior
$146K–$234K
8+ years exp
Job description
Required Qualifications:
• Bachelor’s degree and 8 years of experience in secure design, analysis, and test of information security systems and products.
• 8 years of experience applying methods, standards and approaches for ensuring baseline security safeguards are appropriately implemented and documented
• 8 years of experience creating and updating security test plans for detecting and mitigating risk to information systems
• Must meet DoD 8140.03 Advanced proficiency aligned to Security Architect (Work Role 652) or Security Control Assessor (Work Role 612).
• Must have a CISSP or CEH and 1 of the following certifications: • CCNP Enterprise, CISM, CISSP-ISSAP, CISSP-ISSEP, GCIA, GDSA, GICSP OR
• Advanced degree from the list below: • Doctorate - Computer Science
• Doctorate – Cybersecurity
• Doctorate - Data Science
• Doctorate - Information Systems
• Doctorate - Information Technology
• Doctorate - Software Engineering
• Master of Science - Strategic Information and Cyberspace Studies (NDU CIC)
• Masters - Computer Science
• Masters – Cybersecurity
• Masters - Data Science
• Masters - Information Systems
• Masters - Information Technology
• Masters - Software Engineering
• Active TS/SCI security clearance is required with the ability to obtain a polygraph.
Preferred:
• Cloud certification
Peraton is seeking an Information Systems Security Engineer - to support its Federal Strategic Cyber programs.
Location: Huntsville, AL
In this role, you will:
• Lead, mentor, and supervise a team of contractor security professionals responsible for the end-to-end implementation of the RMF lifecycle for IT systems.
• Oversee and coordinate activities within the Prepare step, ensuring roles, responsibilities, and risk management strategies are clearly defined and maintained.
• Guide system categorization efforts to ensure all information systems are appropriately classified based on mission/business impact and regulatory requirements.
• Advise on the selection, tailoring, and documentation of security controls aligned with system categorizations, risk appetite, and compliance requirements.
• Oversee the implementation of technical, operational, and management controls throughout system and application lifecycles, with a particular focus on quality and completeness of all deliverables.
• Ensure comprehensive security control assessments are planned, executed, and documented to validate the effectiveness of implemented safeguards.
• Prepare risk management documentation for system authorization and executive decision-making.
• Direct ongoing monitoring and continuous assessment activities, collecting metrics to adjust security strategies and ensure sustained compliance.
• Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts.
• Foster a culture of security awareness, providing technical guidance and training to both team members and stakeholders.
• Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders.
• Maintain up-to-date knowledge of RMF, NIST guidance, and industry best practices in support of continuous process improvement.
#FederalCyberISaaS
Peraton is seeking an Information Systems Security Engineer - to support its Federal Strategic Cyber programs.
Location: Huntsville, AL
In this role, you will:
• Lead, mentor, and supervise a team of contractor security professionals responsible for the end-to-end implementation of the RMF lifecycle for IT systems.
• Oversee and coordinate activities within the Prepare step, ensuring roles, responsibilities, and risk management strategies are clearly defined and maintained.
• Guide system categorization efforts to ensure all information systems are appropriately classified based on mission/business impact and regulatory requirements.
• Advise on the selection, tailoring, and documentation of security controls aligned with system categorizations, risk appetite, and compliance requirements.
• Oversee the implementation of technical, operational, and management controls throughout system and application lifecycles, with a particular focus on quality and completeness of all deliverables.
• Ensure comprehensive security control assessments are planned, executed, and documented to validate the effectiveness of implemented safeguards.
• Prepare risk management documentation for system authorization and executive decision-making.
• Direct ongoing monitoring and continuous assessment activities, collecting metrics to adjust security strategies and ensure sustained compliance.
• Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts.
• Foster a culture of security awareness, providing technical guidance and training to both team members and stakeholders.
• Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders.
• Maintain up-to-date knowledge of RMF, NIST guidance, and industry best practices in support of continuous process improvement.
#FederalCyberISaaS
Required Qualifications:
• Bachelor’s degree and 8 years of experience in secure design, analysis, and test of information security systems and products.
• 8 years of experience applying methods, standards and approaches for ensuring baseline security safeguards are appropriately implemented and documented
• 8 years of experience creating and updating security test plans for detecting and mitigating risk to information systems
• Must meet DoD 8140.03 Advanced proficiency aligned to Security Architect (Work Role 652) or Security Control Assessor (Work Role 612).
• Must have a CISSP or CEH and 1 of the following certifications: • CCNP Enterprise, CISM, CISSP-ISSAP, CISSP-ISSEP, GCIA, GDSA, GICSP OR
• Advanced degree from the list below: • Doctorate - Computer Science
• Doctorate – Cybersecurity
• Doctorate - Data Science
• Doctorate - Information Systems
• Doctorate - Information Technology
• Doctorate - Software Engineering
• Master of Science - Strategic Information and Cyberspace Studies (NDU CIC)
• Masters - Computer Science
• Masters – Cybersecurity
• Masters - Data Science
• Masters - Information Systems
• Masters - Information Technology
• Masters - Software Engineering
• Active TS/SCI security clearance is required with the ability to obtain a polygraph.
Preferred:
• Cloud certification
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